Manufacturer Part Number
LP38691DTX-3.3
Manufacturer
Texas Instruments
Introduction
The LP38691DTX-3.3 is a fixed output, low dropout (LDO) regulator from Texas Instruments, designed to provide a stable 3.3V output from an input up to 10V, making it ideal for various low-power applications.
Product Features and Performance
Fixed 3.3V output voltage
Maximum input voltage of 10V
Low dropout voltage of 0.55V at 500mA load
Output current capability of 500mA
Low quiescent current of 55 µA
High power supply rejection ratio (PSRR) of 55dB at 120Hz
Over Temperature protection
Operates within temperature range of -40°C to 125°C
Product Advantages
High reliability with built-in over temperature protection
Efficient operation with low quiescent current enhancing battery life
Capable of handling moderate loads with 500mA output current
Suitable for diverse applications due to a wide operating temperature range
Key Technical Parameters
Input Voltage (Max): 10V
Output Voltage (Min/Fixed): 3.3V
Voltage Dropout (Max): 0.55V at 500mA
Current - Output: 500mA
Current - Quiescent (Iq): 55 µA
Operating Temperature Range: -40°C to 125°C
Quality and Safety Features
Over Temperature protection ensuring device safety under extreme conditions
Compatibility
Compatible with surface mount technology with a TO-252-3 package
Application Areas
Suitable for low-power electronic devices including portable gadgets, wireless communication equipment, and peripheral devices
Product Lifecycle
The LP38691DTX-3.3 is Obsolete, check for potential replacements or upgrades through Texas Instruments for newer models suitable for similar applications.
Several Key Reasons to Choose This Product
High power efficiency due to low quiescent current usage allowing for longer battery life in portable devices
Reliable operation ensured by over temperature protection feature
Suitable for a broad range of applications with its wide operating temperature range
Ease of integration in circuit design due to surface mount package compliance
Ideal for noise-sensitive environments characterized by its commendable power supply rejection ratio (PSRR)